Science Quiz / Biochemistry

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Can you name the definitions of the chemistry terms?

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definitions Example
The stronger the acid....
A weak bond formed between hydrogen atoms
The neutral pH level
Extracellular Fluid Compartment (ECF)
Ionic interactions in biological molecules
A large amount of heat is required to convert water from a liquid to a gas.
a pH level of 13 is
Atoms that have lost or gained electrons
Solution has lower solute concentration relative to cell, cell will swell
As the hydrogen ion concentration increases....
The stronger the acid.....
The sharing of electrons between atoms
When a molecule is easily dissolved in water. i.e; water loving
When a persons pH level is below 7.0
a positively charged ion, more protons than electrons
When a molecule contains both polar and nonpolar groupsmicelle, phospholipid
The stronger the acid....the larger the_____.
What does not completely dissociate in water
What accepts a proton
What equation describes the dissociation characteristics of weak acids and bases and the effect oh pH?
a negatively charged ion, more electrons than protons
definitions Example
Pressure required to stop the net flow of water across the membrane
the acidity and alkalinity is based on the _____
Covalently bonded molecules that share electrons equallyH2
What donates a proton
The capacity/ability of a solvent to reduce attractive forces between ions
what rapidly and completely dissociates in aqueous solutions?
when a persons pH level is above 7.8
What is the purpose of a buffer?
When water absorbs and releases large amounts of heat slowly before temperature changes. Ex: in order to evaporate it takes a lot of energy so it has a _________.
When a molecule does not dissolve in water easily. i.e water fearing
Intracellular Fluid Compartment (ICF)
What represents the effects of osmotic solutions on cells?
Diffusion of water through a selectively permeable membrane from a region of higher concentration to lower concentration
Side effect of alkalosis
Solution has same solute concentration relative to the cell
The stronger the acid, the lower the______.
Solution that has a higher solute concentration relative to the cell, cell will crenate
What is the normal pH level in humans?
Covalently bonded molecules do not share electrons equallyH20
side effect of acidosis
What type of molecule demonstrates hydrogen bonding?

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